Comtech EF Data SDM-300A - Manual (Page 455)

SDM-300A Satellite Modem Revision 6
Remote Control Operation MN/SLM3650.IOM
A–63
Bit 4 = +5V power supply.
Bit 3 = reserved.
Bit 2 = +12V power supply.
Bit 1 = -12V power supply.
Bit 0 = reserved.
Character 'p': Interface backward alarm status character 1.
Bit 6 = 1 always.
Bit 5 = TX Backward Alarm 1.
Bit 4 = TX Backward Alarm 2.
Bit 3 through Bit 0 = Binary representation (0 to 10) of the
number of backward alarm stored faults.
Character 'q': Interface backward alarm status character 2.
Bit 6 = 1 always.
Bit 5 = TX Backward Alarm 3.
Bit 4 = TX Backward Alarm 4.
Bit 3 = RX Backward Alarm 1.
Bit 2 = RX Backward Alarm 2.
Bit 1 = RX Backward Alarm 3.
Bit 0 = RX Backward Alarm 4.
Character 'r': Interface Reed-Solomon Unavailable Seconds
Bit 6 = 1 always.
Bit 5 = not used.
Bit 4 = not used.
Bit 3 through Bit 0 = Binary representation (0 to 10) of the
number of Reed-Solomon Unavailable Seconds stored faults.